Which of the following precipitate(s) is/are dissolved to colourless solution on adding sufficient amount of dilute HCl? | Reaction Mechanism — Chem-Mantra | Chem-Mantra

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Question

Which of the following precipitate(s) is/are dissolved to colourless solution on adding sufficient amount of dilute HCl?

Answer: A,C

💡 Solution & Explanation

CaCO3 and MgC2O4 dissolve to give colourless CaCl2 and MgCl2. BaCrO4 gives orange solution (H2Cr2O7). BaSO4 is insoluble.

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